countyscore

Best Health Counties in New Hampshire

Life expectancy, uninsured rates, and health access Compare rankings across all 10 counties.

Average Health Score
82/100
Top County
Rockingham County
Counties Ranked
10

Top 10

#1
Rockingham County
NH
96/100
#2
Grafton County
NH
88/100
#3
Hillsborough County
NH
87/100
#4
Merrimack County
NH
86/100
#5
Strafford County
NH
85/100
#6
Cheshire County
NH
85/100
#7
Carroll County
NH
80/100
#8
Belknap County
NH
79/100
#9
Sullivan County
NH
77/100
#10
Coos County
NH
57/100

All New Hampshire Counties Ranked

#CountyHealth ScoreOverall Score
1Rockingham County, NH
95.7
48.9
2Grafton County, NH
87.7
44.5
3Hillsborough County, NH
86.9
39.3
4Merrimack County, NH
85.6
43.6
5Strafford County, NH
84.6
40.2
6Cheshire County, NH
84.5
43.4
7Carroll County, NH
80
49
8Belknap County, NH
78.5
38.3
9Sullivan County, NH
77.1
42.8
10Coos County, NH
56.9
41.2

Data Source

Health data from HealthByCounty. See full details at HealthByCounty. Data updated February 2026.